The K&N X-Stream air filter RX-3990 is universally be used, Depending on the space available, the largest possible air filters can be used. The additional filter surface on the upper side of this air filter has a still higher air flow.
(Not Street/Road legal)
technical data
Article No.
RX-3990
Shape
round tapered
Flange type
centered
Diameter flange
76 mm
Diameter bottom
152 mm
Diameter cover
102 mm
Length
221 mm
Flange 76 mm, Bottom 152 mm, Cover 102 mm, Length 221 mm K&N X-Stream Air Filter No. RX-3990 round tapered
